Mitsubishi Heavy Industries FDT200VSAWPVH Service Manual page 143

6 Orientation of the panel installation
Take note that there is an orientation to install the panel.
Install the panel with the orientation shown on the right.
•
Align the "PIPE SIDE" mark (on the panel) with the
•
refrigerant pipes on the indoor unit.
Align the "DRAIN" mark (on the panel) with the drain
•
pipe on the indoor unit.
CAUTION
In case the orientation of the panel is
not correct, it will lead to air leakage
and also it is not possible to connect
the motor wiring.
7 Installing the panel
1. Temporary hanging
Lift up the hanger (2 places) on the panel for temporary support.
•
Hang the panel on the hook on the indoor unit.
•
2. Fix the panel on the indoor unit
Fasten the panel on the indoor unit with the 4 bolts supplied with the panel.
•
Caution
Be careful not to pinch the motion sensor wiring.
Caution
Improperly tightened xing bolts cause the
•
problems listed below, so make sure that bolts
are securely tightened.
Air leakage
Air leakage along
the ceiling
Fouling
Dew condensation or dripping
Bolt for installing the panel
Caution
Do not give any stress on the panel when adjusting the height of the indoor unit to
avoid unexpected distortion. It may cause the distortion of panel or failing to close the
inlet grille, and the parts of the draft prevention mechanism.
8 Electrical wiring
The wiring work varies depending on the panel type. Select the wiring work appropriate for the panel type.
<For the standard panel>
1 Connect the connector of the louver motor wiring (Wiring color: Red, Black) at the panel side to the connector
CnJ3 (20 P, White) of the louver motor wiring (Wiring color: Red, Black) at the unit side.
For the Standard panel
1
<For the draft prevention panel>
1 Connect the connector of the louver motor wiring (Wiring color: Red, Black) at the panel side to the connector
CnJ3 (20 P, White) of the louver motor wiring (Wiring color: Red, Black) at the unit side.
2 Connect the connector of the air ex motor wiring (Wiring color: Blue, White) at the panel side to the connector
CnJ4 (20 P, White) of the air flex motor wiring (Wiring color: Blue, White) at the unit side.
Control box
Drain pipe
Hook of the indoor unit Temporary fixing
hanger of the panel
Temporary
fixing hanger
of the panel
If there is a gap between the ceiling and the
•
panel even after the xing bolts are
tightened, adjust the installation level of the
indoor unit again.
Make sure no gap is left here.
1
(Wiring color: Red, Black)
(Wiring color: Red, Black)
Refrigerant
pipe
Install the wiring cover with care not to pinch wiring, and x it with screws.
9 Installing a corner lid
1. To avoid unexpected falling of the corner lid, put the strap onto the corner lid's pin with turning the strap up.
2. Then hang the strap of a corner lid onto the panel's pin.
3. Hook the corner lid claws at 3 places, and x the corner lid with attached screws.
Installing the inlet grille
:
The panel and the inlet grille have no directional limitation to install. (Hinges of the inlet grille can be hooked at any side.)
Install the inlet grille in the reverse order of the steps described at
1 Attach the fall grille hook to the panel.
2 Insert the hinges of inlet grille in the insert holes on the panel.
Close then the inlet grille while pressing the stoppers (2 places).
Con rm that both stoppers are inserted securely in the panel.
< 1 Installation of the grille hook>
< 2 Grille installation>
Closing direction Closing direction
Hinge hook
A Panel setting
<Louver swing range setting (Individual louver control setting)>
It is possible to change the swing range of the louver by the wired remote control. Once the upper and lower limit
positions are set, the louver will swing within the set range.It is also possible to set the different range to each louver.
<Draft prevention setting>
The draft prevention function will not be operated if the draft prevention panel is installed and its wirings are only connected.
To operate the draft prevention function, enable the draft prevention setting by using the wired or wireless remote control.
Note: It is not possible to set by the following remote control models or older.
Wired:RC-EX3, RC-E5, RCH-E3
Wireless: RCN-E1R
Once you have enabled the settings in this mode, the draft prevention function is operated when the air-conditioner is
started, and the parts of the draft prevention mechanism are always open when the air-conditioner is operating.
When the air-conditioner is stopped, they are closed. It is possible to enabled or disabled the draft prevention
function for each air outlet.
For the setting details, refer to the user's manual supplied with the remote control.
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'21 • PAC-SM-383
For the Draft prevention panel
1
(Wiring color: Red, Black)
(Wiring color: Red, Black)
(Wiring color: Blue, White)
2 (Wiring color: Blue, White)
Motor wiring connection – Detail view
1, 2
Hook for
wiring cover
Screw
* If the wiring cover is hung at the hook
on panel, it will become easier to work.
Screw
Pin
.
3 Removing the inlet grille
Panel
Grille hook
Caution
Install the grille hook securely at the panel.
•
The inlet grille must be installed starting from the hinge side.
•
Install the inlet grille securely. It may drop if it is installed insecurely.
•
When the stoppers have been deformed or damaged, repair them
•
immediately, Unless they are repaired properly, the inlet grille may
drop off.